Largest earthquakes during the last 48 hours
| Size | Time | Quality | Location |
| 4.1 | 20.04 23:05:53 | Check. | 5.0 km NNE of Grindavík |
| 3.2 | 20.04 23:29:33 | Check. | 4.8 km NNE of Grindavík |
| 3.1 | 20.04 21:20:42 | Check. | 5.1 km NNE of Grindavík |
| 2.8 | 21.04 05:38:34 | Check. | 3.9 km N of Grindavík |
| 2.6 | 21.04 13:13:10 | Check. | 4.3 km NNE of Grindavík |
| 2.2 | 20.04 23:40:25 | Check. | 5.5 km NNE of Grindavík |
| 2.1 | 20.04 00:08:58 | Check. | 5.1 km NNE of Grindavík |
| 2.0 | 20.04 23:11:59 | Check. | 5.2 km NE of Grindavík |
| 1.9 | 20.04 07:40:42 | Check. | 3.0 km NNE of Krýsuvík |
| 1.8 | 21.04 08:06:56 | Check. | 2.0 km SSW of Keilir |
